Se dă: SI Rezolvare:
F1 = 30 N | | k1 = [tex] \frac{F1}{delta L1} [/tex]
delta L 1 = 6cm | 0.06 m | k2 = [tex] \frac{F2}{delta L2} [/tex]
delta L 2 = 10cm | 0.1 m | k1 = [tex] \frac{30N}{0,06 m} [/tex] = 500 N/m
_______________| | k1 = k2
F2 - ? [tex] \frac{F1}{delta L1} [/tex] = [tex] \frac{F2}{delta L2} [/tex]